     Compatible :
  GT720 / GT730 / GT740 / GTX750 / GTX750TI / GTX960 (Only compatible with 30Hz)

  GTX970 / GTX980 / GTX980TI / GTX TitanX / GTX TitanZ /
  R7260X / R9270X / R9290 / R9280X / R9280 / R9290 / R9290X

  NOT compatible :
  HD5570 / HD5750 / HD5770 / HD5850 / HD5870 / HD5970

A399U is consist of DP port 1.2, HDMI 2.0 & HDMI 1.4, DVI port(Dual DVI) and AUDIO port.
* Connecting to DP port with 1.2ver. cable : automative screen implementation at 60Hz
* Connecting to HDMI port with 2.0 ver cable : automative screen implementation at 60Hz
* Connecting to DVI port with DUAL DVI cable : automative screen implementation at 30Hz

* Low Blue Light / Flicker-free / PIP,PBP

Panel : PVA LED Backlight
Size : 40Type 16:9 WIDE (101.5cm)
Panel Size : 884.736mm(H) x 497.664mm(V)
Recommended resolution : 3840x2160 (UHD 4K)
Color representation possible : 1.07B Dithered 10bit
brightness : 350cd/m2
Contrast : 5,000 : 1
Dynamic Contrast Ratio : 5,000,000 : 1
Response rate : 5ms (GTG)
Viewing angle : Left and right / Up and Down 178 degrees.
Vertical Frequency : 60Hz
Horizontal Frequency : 30~80KHz
Input signal : DP 1.2 / HDMI2.0 x2 / HDMI 1.4a x2 / AUDIO IN /
AUDIO OUT / D-SUB / SERVICE USB

VESA mount : 200x200
Audio output : 10W x 10W
Voltage : AC 100~240V / 50~60Hz
Power Consumption : Normal operation(60W) / Sleep(0.5W)
Product Size(With stand) : 915mm(W) x 590mm(H) x 245mm(D)
Weight : 10.8kg